About Adding, Changing, and Deleting Records
After you add a new record or change an existing record, you have the option of saving it immediately or saving it later. If you do not save it immediately, the record is marked as new or modified in its row label.
Similarly, when you delete a record, it is labeled as deleted but the deletion is not committed to the database until you save the record.
Before you save your changes, you can undo them, singly or in a batch. You can then make further changes, remove a new record, or restore a record you have marked for deletion.
When you save the changes, they are transferred to the database for permanent storage and the status labels are removed.
Within a collection of records, you can perform these tasks: